The Lena delta is one of the largest still pristine river deltas in the world. Its many naturally meandering arms form a magnificent tree-like shape. And ice wedges in the fine sediments of the treeless tundra form regular polygons with small ponds. The whole of the Lena Delta area has been nominated as a UNESCO World Heritage Site.
On August 12, 1996, the Russian Republic of Sakha (Yakutia) significantly expanded the Lena Delta state nature reserve. At 14,330 square kilometres, the Lena D ...

Ice-wetch, polygon pond cut at a eroding river cliff, Lena Delta, Sakha Republic, Siberia, RussiaThe polygon ponds in the flat sediment tundra of the delta are formed by ice-rings, which form against other ring-formed walls. - The Lena delta is one of the largest still pristine river deltas in the world. Its many na...

By Peter Prokosch

Little Stint (Calidris Minuta), Lena DeltaThe little stint is a small wading bird which feeds on insects and crustaceans. The species generally nests in the High Arctic Tundra and migrates as far south as Africa for the winter.

By Peter Prokosch

Polygone tundra, Lena Delta, Sakha Republic, Siberia, RussiaThe Lena delta is one of the largest still pristine river deltas in the world. Its many naturally meandering arms form a magnificent tree-like shape. And ice wedges in the fine sediments of the treeless tundra form regul...

By Peter Prokosch

Polygon Tundra in the Lena delta, RussiaThe Lena delta is one of the largest still pristine river deltas in the world. Its many naturally meandering arms form a magnificent tree-like shape. And ice wedges in the fine sediments of the treeless tundra form regul...

By Peter Prokosch

Polygon tundra, Lena Delta, Sakha Republic, Siberia, RussiaThe Lena delta is one of the largest still pristine river deltas in the world. Its many naturally meandering arms form a magnificent tree-like shape. And ice wedges in the fine sediments of the treeless tundra form regul...

By Peter Prokosch

Polygon tundra, Lena Delta, Sakha Republic, Siberia, RussiaThe Lena delta is one of the largest still pristine river deltas in the world. Its many naturally meandering arms form a magnificent tree-like shape. And ice wedges in the fine sediments of the treeless tundra form regul...

By Peter Prokosch

Red Phalarope (Phalaropus fulicarius), female, Lena DeltaThe red phalarope breeds in the Arctic regions of North America and Eurasia. It is migratory and unusually for a wader, migrating mainly on oceanic routes and wintering at sea on tropical oceans. The phalaropes are obser...

By Peter Prokosch

Sabine Gull (Larus sabini), Lena DeltaThe Sabine Gull is a distinctive Arctic Gull that nests mostly on moist Tundra ground at high latitudes, such as the Lena Delta. It lays 1-4 eggs on the moist ground, often without lining.